TABLE 5

Birth Cohort Recruitment

HarrisJeffersonWorcesterTotal
Hospitals participating2327
No. of births in the hospital sample frame6923568421890
Women sampled and prescreened for eligibility screener366234299899
Screeners completed (completion rate, %)201 (55)61 (26)247 (83)509 (57)
Eligible for consent based on eligibility screener (consent eligibility rate, %)182 (91)41 (67)229 (93)452 (89)
Consents completed (consent rate, %)117 (64)27 (66)177 (77)321 (71)
Birth visit completed11126173310